DE3724411C2 - - Google Patents

Info

Publication number
DE3724411C2
DE3724411C2 DE19873724411 DE3724411A DE3724411C2 DE 3724411 C2 DE3724411 C2 DE 3724411C2 DE 19873724411 DE19873724411 DE 19873724411 DE 3724411 A DE3724411 A DE 3724411A DE 3724411 C2 DE3724411 C2 DE 3724411C2
Authority
DE
Germany
Prior art keywords
waveguide
ultrasonic
medium
level
waveguides
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE19873724411
Other languages
German (de)
English (en)
Other versions
DE3724411A1 (de
Inventor
Harald 8000 Muenchen De Teinzer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Apparatebau Gauting GmbH
Original Assignee
Messerschmitt Bolkow Blohm AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Messerschmitt Bolkow Blohm AG filed Critical Messerschmitt Bolkow Blohm AG
Priority to DE19873724411 priority Critical patent/DE3724411A1/de
Publication of DE3724411A1 publication Critical patent/DE3724411A1/de
Application granted granted Critical
Publication of DE3724411C2 publication Critical patent/DE3724411C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
DE19873724411 1987-07-23 1987-07-23 Vorrichtung zum kontinuierlichen messen des fuellstandes Granted DE3724411A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873724411 DE3724411A1 (de) 1987-07-23 1987-07-23 Vorrichtung zum kontinuierlichen messen des fuellstandes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873724411 DE3724411A1 (de) 1987-07-23 1987-07-23 Vorrichtung zum kontinuierlichen messen des fuellstandes

Publications (2)

Publication Number Publication Date
DE3724411A1 DE3724411A1 (de) 1989-02-02
DE3724411C2 true DE3724411C2 (fr) 1990-01-11

Family

ID=6332210

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873724411 Granted DE3724411A1 (de) 1987-07-23 1987-07-23 Vorrichtung zum kontinuierlichen messen des fuellstandes

Country Status (1)

Country Link
DE (1) DE3724411A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419462A1 (de) * 1994-06-05 1995-12-07 Krohne Messtechnik Kg Berührungsloser Füllstandsmesser

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3912781A1 (de) * 1989-04-19 1990-10-25 Bayerische Motoren Werke Ag System zur fuellstandsmessung, insbesondere in einem kraftstoffbehaelter
DE3912783A1 (de) * 1989-04-19 1990-10-25 Bayerische Motoren Werke Ag Fuellstands-messvorrichtung fuer kraftfahrzeuge
DE3926207A1 (de) * 1989-08-08 1991-02-21 Gerve Andreas Messanordnung zum messen der veraenderung einer fluessigkeitsmenge, insbesondere der oelmenge in einer brennkraftmaschine
FR2672678A1 (fr) * 1991-02-13 1992-08-14 Geostock Procede et dispositif pour la mesure et la surveillance du niveau d'un liquide, a partir d'un repere fixe, au moyen des ultrasons.
FR2751744B1 (fr) * 1996-07-26 1998-10-23 Marwal Systems Dispositif piezo-electrique de jaugeage de liquide
DE29719585U1 (de) * 1997-11-06 1998-05-28 Hendricks Behaelterfahrzeugbau Vorrichtung zur Bestimmung des Inhaltes einer Tankkammer eines Mehrkammer-Tankfahrzeuges
DE19942378A1 (de) * 1999-09-04 2001-03-08 Mannesmann Vdo Ag Vorrichtung zur Messung eines Füllstandes einer Flüssigkeit in einem Behälter
RU2580907C1 (ru) * 2015-02-12 2016-04-10 Владимир Иванович Мельников Ультразвуковой волноводный уровнемер жидкости
GB2578564A (en) * 2018-02-07 2020-05-20 Floodflash Ltd Device and method for sensing the level of naturally-occurring water, and method for installation of such a device
RU2723149C1 (ru) * 2019-03-25 2020-06-09 Владимир Иванович Мельников Ультразвуковой акустоимпедансный измеритель уровня жидкости

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2084322B (en) * 1980-09-18 1984-08-30 Avery Hardoll Ltd Fluid measuring system
US4578997A (en) * 1982-01-04 1986-04-01 Fischer & Porter Time-shaped AGC for ultrasonic liquid level meter of the echo-ranging type
DE3207305C2 (de) * 1982-03-01 1983-12-22 Interatom Internationale Atomreaktorbau Gmbh, 5060 Bergisch Gladbach Magnetostriktiver Ultraschallwandler, insbesondere zur Füllstandsmessung in heißen Flüssigkeiten
DE3330063A1 (de) * 1983-08-19 1985-02-28 Siemens AG, 1000 Berlin und 8000 München Fluessigkeitsstandmesser fuer fluessigkeitsbehaelter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419462A1 (de) * 1994-06-05 1995-12-07 Krohne Messtechnik Kg Berührungsloser Füllstandsmesser
DE4419462C2 (de) * 1994-06-05 1999-12-09 Krohne Messtechnik Kg Berührungsloser Füllstandsmesser

Also Published As

Publication number Publication date
DE3724411A1 (de) 1989-02-02

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TEINZER, HARALD, DIPL.-ING., 8000 MUENCHEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: APPARATEBAU GAUTING GMBH, 82131 GAUTING, DE

8339 Ceased/non-payment of the annual fee